| 摘要 |
An automatic document feeder includes a feed tray 2 on which documents are placed, a feeder 4 for feeding documents on the feed tray 2 to a conveyor path, conveying 8 for conveying the fed documents to an image reading position, a discharging 9 for discharging the read documents onto a discharging tray 37, and a controller by which the discharging speed of the documents after being read so that the discharging speed varies with respect to the conveying speed, wherein, if the conveying speed when reading a document is within a predetermined range, the discharging speed after reading the document is controlled to be equal to the conveying speed when reading the document, and if the conveying speed when reading the document is out of the predetermined range, the discharging speed after reading the document is controlled to be within the predetermined range.
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